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Seiko Astron
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Seiko Astron

Dress

Owners widely praise the Seiko Astron for its spectacular time-telling technology, GPS time sync, and grab-and-go convenience, with many calling it the best watch they have ever owned. Reviewers and owners highlight the well-managed dial detail, textured hour markers, and high-contrast edges, as well as the well-finished case and bracelet. Some find the lightweight titanium build and quick bracelet adjustment contribute to comfortable wearability. Accuracy is noted as +/- 15 seconds per month without GPS, though the autonomous quartz movement can be easily reset by looking at the sky. Criticisms include DST not being automatically implemented, recessed buttons requiring a sharp object for adjustment, and sparse lume with no 12 o'clock marker. Some owners feel the price point is too expensive for its aesthetic appeal. Overall, owners rate the Seiko Astron highly for its advanced time-telling technology and convenient features.

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Astron
Astron
Astron
Astron
Astron
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3 Variants
Lume:LumiBrite on hands and index(es)
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Retail MSRP
$2,200
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Case
41.2mm
Power Reserve
—
Movement
Quartz
Water Resistance
100m
Crystal
Sapphire + AR
01

Case Dimensions

Diameter41.2mm
Thickness12mm
Lug-to-Lug48.5mm
Lug Width14mm
02

Case Build

MaterialTitanium
Water Resistance100m
03

Crystal & Dial

CrystalSapphire
AR CoatingSuper-clear coating
LumeLumiBrite on hands and index(es)
04

Movement

Caliber
3X62
TypeQuartz
Beat Rate—
Power Reserve—
Jewels10
HackingNo
Hand-WindingNo
ComplicationsTime only
05

Design Language

Dial styleTextured
Sub-dials1
BezelFixed
Bracelet / strapLug-attached bracelet
HandsBaton
AI-detected from product image · 5/22/2026
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